Brian L. Roberts Comcast Chairman & CEO to Deliver Keynote Address at The 2008 International Consumer Electronics Show

Comcast Corporation (Nasdaq:CMCSA) (Nasdaq:CMCSK): WHO:   Brian L. Roberts, Chairman & CEO of Comcast Corporation   WHAT: Keynote Address at The 2008 Consumer Electronics Show (CES)   WHEN: Tuesday, January 8, 2008, 9:00 AM (PST) Seating is on a first-come, first-serve basis beginning at 8:00 AM (PST)   WHERE: The Venetian Hotel, Palazzo Ballroom (5th Floor) 3355 Las Vegas Blvd. South, Las Vegas, NV 89109   ON-SITE PRESS: Press drop-in hours Tuesday 10:00 AM (PST) - 1:00 PM (PST) The Venetian Hotel Room Murano Suite 3301A   PRESS WEB SITE: Press can access all Comcast announcements made at CES beginning on January 8th by visiting www.comcast.com/ces.   WEB CAST: Media unable to attend in-person can view a time delayed Web cast of the keynote, beginning January 8th at 1:30 PM PST by visiting www.comcast.com/ces.   CONTACT: Jennifer Khoury Kate Noel Comcast Corporation Comcast Corporation 215-320-7408 215-320-8793 Jennifer_khoury@comcast.com kate_noel@comcast.com   Email: PRESS_CES@Comcast.com   FOR ON-SITE TV CREWS: The mult box for the 2008 CES keynotes will be at the back of the Venetian's Palazzo ballroom. Audio and video crews can access it by heading to the back lobby and entering the Palazzo A Door. It will be marked as "Camera Crew Entrance." It will have 24 Video (BNC) and 24 Audio (XLR) connections on the riser.   The interface equipment needed for the various signals is as follows: To pull Video - Standard Definition NTSC BNC Connection to recorder Composite NTSC/525i/29.97, with 25' cable   To pull Audio - Standard Definition NTSC XLR Connection to recorder (Line Level) with 25' cable   To pull Video - High Definition NTSC BNC Connection to recorder SDI-HD 1080i/29.97, with 25' cable   To pull Audio - High Definition NTSC XLR Connection to recorder (Line Level) with 25' cable   These signals will all be at the press riser at the back of the room. ABOUT COMCAST CORPORATION Comcast Corporation (Nasdaq:CMCSA) (Nasdaq:CMCSK) (http://www.comcast.com) is the nation's leading provider of entertainment, information and communications products and services. With 24.2 million cable customers, 12.9 million high-speed Internet customers, and 4.1 million voice customers, Comcast is principally involved in the development, management and operation of broadband cable systems and in the delivery of programming content. Comcast's content networks and investments include E! Entertainment Television, Style Network, The Golf Channel, VERSUS, G4, AZN Television, PBS KIDS Sprout, TV One, ten regional Comcast SportsNets and Comcast Interactive Media, which develops and operates Comcast's Internet business. Comcast also has a majority ownership in Comcast-Spectacor, whose major holdings include the Philadelphia Flyers NHL hockey team, the Philadelphia 76ers NBA basketball team and two large multipurpose arenas in Philadelphia. *For additional information please visit: http://www.cesweb.org/press/services/default.asp. ABOUT INTERNATIONAL CES With more than four decades of success, the International CES reaches across global markets, connects the industry and enables CE innovations to grow and thrive. The International CES is produced by the Consumer Electronics Association (CEA), the preeminent trade association promoting growth in the consumer technology industry. CEA represents more than 2,100 corporate members involved in the design, development, manufacturing, distribution and integration of consumer electronics products. All profits from CES are reinvested into industry services, including technical training and education, industry promotion, engineering standards development, market research and legislative advocacy. http://www.cesweb.org/about_ces/default.asp